About the Authors

Eugenio Valdano

Affiliations INSERM, UMR-S 1136, Institut Pierre Louis d’Epidémiologie et de Santé Publique, F-75013 56 bd Vincent Auriol—CS 81393-75646 Paris Cedex 13, France, Sorbonne Universités, UPMC Univ Paris 06, UMR-S 1136, Institut Pierre Louis d’Epidémiologie et de Santé Publique, F-75013 56 bd Vincent Auriol—CS 81393 - 75646 Paris Cedex 13, France

Chiara Poletto

Affiliations INSERM, UMR-S 1136, Institut Pierre Louis d’Epidémiologie et de Santé Publique, F-75013 56 bd Vincent Auriol—CS 81393-75646 Paris Cedex 13, France, Sorbonne Universités, UPMC Univ Paris 06, UMR-S 1136, Institut Pierre Louis d’Epidémiologie et de Santé Publique, F-75013 56 bd Vincent Auriol—CS 81393 - 75646 Paris Cedex 13, France

Armando Giovannini

Affiliation Istituto Zooprofilattico Sperimentale Abruzzo-Molise G. Caporale Campo Boario, 64100 Teramo, Italy

Diana Palma

Affiliation Istituto Zooprofilattico Sperimentale Abruzzo-Molise G. Caporale Campo Boario, 64100 Teramo, Italy

Lara Savini

Affiliation Istituto Zooprofilattico Sperimentale Abruzzo-Molise G. Caporale Campo Boario, 64100 Teramo, Italy

Vittoria Colizza

vittoria.colizza@inserm.fr

Affiliations INSERM, UMR-S 1136, Institut Pierre Louis d’Epidémiologie et de Santé Publique, F-75013 56 bd Vincent Auriol—CS 81393-75646 Paris Cedex 13, France, Sorbonne Universités, UPMC Univ Paris 06, UMR-S 1136, Institut Pierre Louis d’Epidémiologie et de Santé Publique, F-75013 56 bd Vincent Auriol—CS 81393 - 75646 Paris Cedex 13, France, ISI Foundation Via Alassio 11/c, 10126 Torino, Italy

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: EV CP VC. Performed the experiments: EV. Analyzed the data: EV CP VC. Contributed reagents/materials/analysis tools: EV CP AG DP LS VC. Wrote the paper: EV CP AG DP LS VC.